body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen',
        'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue',
        sans-serif;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    background-color: #f5f5f5;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

code {
    font-family: source-code-pro, Menlo, Monaco, Consolas, 'Courier New',
        monospace;
}

:root {
    --primary-color: #4CAF50;
    --primary-hover: #45a049;
    --error-color: #dc3545;
    --success-color: #28a745;
    --text-color: #333;
    --border-radius: 5px;
    --box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
} 